diff --git a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php
index 97a9c9b77..c02ce3e32 100644
--- a/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php
+++ b/src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes/NetworkField.php
@@ -52,6 +52,11 @@ class NetworkField extends BaseField
      */
     protected $internalNetMaskRequired = false;
 
+    /**
+     * @var null when multiple values could be provided at once, specify the split character
+     */
+    protected $internalFieldSeparator = null;
+
     /**
      * always lowercase / trim networks
      * @param string $value
@@ -74,6 +79,15 @@ class NetworkField extends BaseField
         }
     }
 
+    /**
+     * if multiple addresses / networks maybe provided at once, set separator.
+     * @param $value separator
+     */
+    public function setFieldSeparator($value)
+    {
+        $this->internalFieldSeparator = $value;
+    }
+
     /**
      * retrieve field validators for this field type
      * @return array returns Text/regex validator
@@ -86,6 +100,7 @@ class NetworkField extends BaseField
                 // accept any as target
                 $validators[] = new NetworkValidator(array(
                     'message' => $this->internalValidationMessage,
+                    'split' => $this->internalFieldSeparator,
                     'netMaskRequired' => $this->internalNetMaskRequired
                     ));
             }
diff --git a/src/opnsense/mvc/app/models/OPNsense/Base/Validators/NetworkValidator.php b/src/opnsense/mvc/app/models/OPNsense/Base/Validators/NetworkValidator.php
index 4b47b0fea..13c2e347b 100644
--- a/src/opnsense/mvc/app/models/OPNsense/Base/Validators/NetworkValidator.php
+++ b/src/opnsense/mvc/app/models/OPNsense/Base/Validators/NetworkValidator.php
@@ -57,63 +57,69 @@ class NetworkValidator extends Validator implements ValidatorInterface
     public function validate(\Phalcon\Validation $validator, $attribute)
     {
         $result = true;
-        $value = $validator->getValue($attribute);
         $msg = $this->getOption('message');
-
-        // parse filter options
-        $filterOpt = 0;
-        switch (strtolower($this->getOption('version'))) {
-            case "ipv4":
-                $filterOpt |= FILTER_FLAG_IPV4;
-                break;
-            case "ipv6":
-                $filterOpt |= FILTER_FLAG_IPV6;
-                break;
-            default:
-                $filterOpt |= FILTER_FLAG_IPV4 | FILTER_FLAG_IPV6;
+        $fieldSplit = $this->getOption('split', null);
+        if ($fieldSplit == null) {
+            $values = array($validator->getValue($attribute));
+        } else {
+            $values = explode($fieldSplit, $validator->getValue($attribute));
         }
+        foreach ($values as $value) {
+            // parse filter options
+            $filterOpt = 0;
+            switch (strtolower($this->getOption('version'))) {
+                case "ipv4":
+                    $filterOpt |= FILTER_FLAG_IPV4;
+                    break;
+                case "ipv6":
+                    $filterOpt |= FILTER_FLAG_IPV6;
+                    break;
+                default:
+                    $filterOpt |= FILTER_FLAG_IPV4 | FILTER_FLAG_IPV6;
+            }
 
-        if ($this->getOption('noReserved') === true) {
-            $filterOpt |= FILTER_FLAG_NO_RES_RANGE;
-        }
+            if ($this->getOption('noReserved') === true) {
+                $filterOpt |= FILTER_FLAG_NO_RES_RANGE;
+            }
 
-        if ($this->getOption('noPrivate') === true) {
-            $filterOpt |= FILTER_FLAG_NO_PRIV_RANGE;
-        }
+            if ($this->getOption('noPrivate') === true) {
+                $filterOpt |= FILTER_FLAG_NO_PRIV_RANGE;
+            }
 
-        // split network
-        if (strpos($value, "/") !== false) {
-            $parts = explode("/", $value);
-            if (count($parts) > 2 || !ctype_digit($parts[1])) {
-                // more parts then expected or second part is not numeric
-                $result = false;
-            } else {
-                $mask = $parts[1];
-                $value = $parts[0];
-                if (strpos($parts[0], ".")) {
-                    // most likely ipv4 address, mask must be between 0..32
-                    if ($mask < 0 || $mask > 32) {
-                        $result = false;
-                    }
+            // split network
+            if (strpos($value, "/") !== false) {
+                $parts = explode("/", $value);
+                if (count($parts) > 2 || !ctype_digit($parts[1])) {
+                    // more parts then expected or second part is not numeric
+                    $result = false;
                 } else {
-                    // probably ipv6, mask must be between 0..128
-                    if ($mask < 0 || $mask > 128) {
-                        $result = false;
+                    $mask = $parts[1];
+                    $value = $parts[0];
+                    if (strpos($parts[0], ".")) {
+                        // most likely ipv4 address, mask must be between 0..32
+                        if ($mask < 0 || $mask > 32) {
+                            $result = false;
+                        }
+                    } else {
+                        // probably ipv6, mask must be between 0..128
+                        if ($mask < 0 || $mask > 128) {
+                            $result = false;
+                        }
                     }
                 }
+            } elseif ($this->getOption('netMaskRequired') === true) {
+                $result = false;
             }
-        } elseif ($this->getOption('netMaskRequired') === true) {
-            $result = false;
-        }
 
 
-        if (filter_var($value, FILTER_VALIDATE_IP, $filterOpt) === false) {
-            $result = false;
-        }
+            if (filter_var($value, FILTER_VALIDATE_IP, $filterOpt) === false) {
+                $result = false;
+            }
 
-        if (!$result) {
-            // append validation message
-            $validator->appendMessage(new Message($msg, $attribute, 'NetworkValidator'));
+            if (!$result) {
+                // append validation message
+                $validator->appendMessage(new Message($msg, $attribute, 'NetworkValidator'));
+            }
         }
 
         return $result;